Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Corissa Julie Flagg, RDH

Dental Hygienist in Saint Paul, MN · enumerated 2013.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1689017261

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Registry record

Entity type Individual (Type 1)

Name Corissa Julie Flagg

Credential RDH

Sex Female

Practice address 1700 Highway 36 W, Ste 860, Saint Paul, MN, 55113

Phone (651) 778-9911

Enumeration date Apr 12, 2013

Last updated in NPPES Apr 12, 2013

Taxonomy & licenses

124Q00000X Dental Hygienist Dental Providers · License H8180 (MN) Primary

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.

Read the full guide → Validate an NPI →

Frequently asked questions

Where does Corissa Flagg practice?

The practice location on file with NPPES is in Saint Paul, MN. Providers can have multiple locations; NPPES lists the primary practice address.

What is the NPI number for Corissa Flagg?

The National Provider Identifier (NPI) for Corissa Flagg is 1689017261, a Type 1 (individual) record in the CMS NPPES registry.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2013-04-12.